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Ceiling opening must be 4” larger in length and width than the nominal duct size
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar
Designed to handle high volumes of air with horizontal flow
212° Fusible Link
Countersunk mounting holes with color matching Philips Pozidriv screws
4 1/4" Vertical Mount Fire Damper 2601-40X40 Smoke-Fire Damper Ceiling opening must be 4”h3. Standard Features * 2601 Square or rectangular for vertical mount only. Maximum dimension 60x60 single, 120x120 multiple. * 2602 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 60x60. * UL and California State Fire Marshall approved * 4 1 4" standard frame style * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion tested galvanized
US$ 85.00
US$ 120.00
US$ 650.00
US$ 700.00
